Finding the Fourth Proportional to 68,567.02, 102,744.15 and 47,548.06
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Solution
The fourth proportional to 68,567.02, 102,744.15 and 47,548.06 is: 71,248.32
Step by Step Solution
- Step 1: Write the proportion equation
68,567.02 : 102,744.15 = 47,548.06 : x - Step 2: Convert to fraction form
68,567.02/102,744.15 = 47,548.06/x - Step 3: Cross multiply
68,567.02x = 102,744.15 × 47,548.06 - Step 4: Simplify right side
68,567.02x = 4,885,285,008.85 - Step 5: Solve for x
x = 4,885,285,008.85/68,567.02 - Step 6: Final answer
x = 71,248.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.